GB1489858A - Process for the purification of ethylene oxide - Google Patents

Process for the purification of ethylene oxide

Info

Publication number
GB1489858A
GB1489858A GB25400/76A GB2540076A GB1489858A GB 1489858 A GB1489858 A GB 1489858A GB 25400/76 A GB25400/76 A GB 25400/76A GB 2540076 A GB2540076 A GB 2540076A GB 1489858 A GB1489858 A GB 1489858A
Authority
GB
United Kingdom
Prior art keywords
ethylene oxide
column
liquid stream
acetaldehyde
reflux condenser
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB25400/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societa Italiana Resine SpA SIR
Original Assignee
Societa Italiana Resine SpA SIR
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societa Italiana Resine SpA SIR filed Critical Societa Italiana Resine SpA SIR
Publication of GB1489858A publication Critical patent/GB1489858A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/32—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Epoxy Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB25400/76A 1975-07-08 1976-06-18 Process for the purification of ethylene oxide Expired GB1489858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25177/75A IT1039745B (it) 1975-07-08 1975-07-08 Procedimento per la purificazione di eilende ossido

Publications (1)

Publication Number Publication Date
GB1489858A true GB1489858A (en) 1977-10-26

Family

ID=11215919

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25400/76A Expired GB1489858A (en) 1975-07-08 1976-06-18 Process for the purification of ethylene oxide

Country Status (4)

Country Link
US (1) US4033617A (https=)
FR (1) FR2317296A1 (https=)
GB (1) GB1489858A (https=)
IT (1) IT1039745B (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453166A1 (fr) 1979-04-06 1980-10-31 Propylox Sa Procede pour l'epuration d'oxydes d'olefines
US4575403A (en) * 1982-06-04 1986-03-11 Fmc Corporation Apparatus for distilling phosphorus
DE3410711A1 (de) * 1983-06-25 1985-01-10 Leybold-Heraeus GmbH, 5000 Köln Verfahren und vorrichtung zur reinigung von aethylenoxid oder einem gemisch aus aethylenoxid und einem fluorierten chlorkohlenwasserstoff
FR2553771B1 (fr) * 1983-10-19 1986-01-17 Atochem Procede et dispositif pour concentrer des solutions aqueuses d'oxyde d'ethylene
FR2564458B1 (fr) * 1984-05-15 1986-09-12 Atochem Procede de separation de l'ethyleneglycol sous forme concentree dans un procede de fabrication d'oxyde d'ethylene
CA1284334C (en) * 1985-06-27 1991-05-21 Atochem Method for recovery of ethylene oxide
US4778567A (en) * 1985-07-03 1988-10-18 Nippon Shokubai Kagaku Kogyo Co. Method for purification of ethylene oxide and recovery of heat thereof
DE19703627A1 (de) 1997-01-31 1998-08-06 Basf Ag Verfahren zur Ehtylenoxid-Reindestillation
DE10137826A1 (de) * 2001-08-02 2003-02-13 Bayer Ag Verfahren zur Herstellung und Isolierung von Alkenoxiden aus Alkenen
TWI402093B (zh) * 2005-05-10 2013-07-21 Shell Int Research 環氧乙烷之製備
US8268238B2 (en) * 2006-09-29 2012-09-18 Tyco Healthcare Group Lp System and method for recycling sterilant gas
US7666369B2 (en) * 2006-09-29 2010-02-23 Tyco Healthcare Group Lp System and method for recycling sterilant gas
EP2154521B1 (en) * 2007-04-17 2012-08-22 ARKRAY, Inc. Method and apparatus for measuring substrate concentration
WO2009094103A1 (en) * 2008-01-25 2009-07-30 Dow Technology Investments Llc Reflux condenser
CN102112187B (zh) * 2008-07-31 2013-08-28 陶氏技术投资有限公司 环氧烷回收系统
EP2307111B1 (en) * 2008-07-31 2019-03-20 Dow Technology Investments LLC Alkylene oxide purification columns
CN105148551A (zh) * 2008-07-31 2015-12-16 陶氏技术投资有限公司 环氧烷纯化方法和系统
US8053586B2 (en) 2008-07-31 2011-11-08 Dow Technology Investments Llc Alkylene oxide recovery systems
WO2010014187A2 (en) * 2008-07-31 2010-02-04 Dow Technology Investments Llc Alkylene oxide recovery systems
WO2011096948A1 (en) * 2010-02-02 2011-08-11 Seeo, Inc Ambient temperature purification of alkylene oxides
CN107073353B (zh) * 2014-10-01 2019-12-17 国际壳牌研究有限公司 与环氧乙烷回收相关的改进
SG11202005666RA (en) * 2017-12-26 2020-07-29 Dow Technology Investments Llc System and method for providing on-line measurement of impurities in liquid ethylene oxide streams
US11453772B2 (en) 2018-09-30 2022-09-27 Robert Bosch Gmbh Polymer compositions based on PXE
CN110893285B (zh) * 2019-12-18 2021-05-18 大连福佳·大化石油化工有限公司 利用解吸剂再生塔中低耗解吸剂解析px的方法
US20240417639A1 (en) * 2023-06-19 2024-12-19 Air Products And Chemicals, Inc. Apparatus and Process for Removal of Heavy Hydrocarbons from a Feed Gas

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174262A (en) * 1965-03-23 Chemical process and apparatus for recovery of ethylene oxide
US3165539A (en) * 1960-07-08 1965-01-12 Halcon International Inc Recovery of ethylene oxide from a liquid mixture thereof with normally gaseous impurities
US3418338A (en) * 1966-02-28 1968-12-24 Halcon International Inc Water extractive distillation of an ethylene oxide stream containing formaldehyde
US3745092A (en) * 1971-01-11 1973-07-10 Shell Oil Co Recovery and purification of ethylene oxide by distillation and absorption

Also Published As

Publication number Publication date
US4033617A (en) 1977-07-05
FR2317296A1 (fr) 1977-02-04
FR2317296B1 (https=) 1979-04-06
IT1039745B (it) 1979-12-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee